Only test unicode on Python 3
Only test unicode on Python 3

numba/numba,IntelLabs/numba,stuartarchibald/numba,gmarkall/numba,stonebig/numba,stuartarchibald/numba,seibert/numba,stonebig/numba,numba/numba,cpcloud/numba,numba/numba,sklam/numba,numba/numba,gmarkall/numba,cpcloud/numba,stonebig/numba,sklam/numba,IntelLabs/numba,seibert/numba,gmarkall/numba,stuartarchibald/numba,cpcloud/numba,stuartarchibald/numba,sklam/numba,stonebig/numba,sklam/numba,seibert/numba,IntelLabs/numba,seibert/numba,stonebig/numba,seibert/numba,numba/numba,cpcloud/numba,cpcloud/numba,gmarkall/numba,gmarkall/numba,IntelLabs/numba,sklam/numba,IntelLabs/numba,stuartarchibald/numba